Amazon.com: Polk Audio T Series 3.1 Channel Complete Home Theater System with Powered Subwoofer | One (1) T30 Center Channel, Two (2) T50 Tower Speakers | Wi-Fi, Alexa, HEOS Built-in : Electronics
Xiaomi Soundbar 3.1ch: 430 W soundbar announced with a wireless subwoofer, NFC, Dolby Audio and DTS Virtual:X support - NotebookCheck.net News
Multimedia Audio 3.1 Home Theater Bluetooth Speaker - China Speaker and 3.1 Speaker price | Made-in-China.com
Sound bar vs. 3.1 home theater
3.1 sound bar | Panasonic - 3.1-Channel Soundbar System with 6-1/2" Wireless Subwoofer ... | Sound bar, Subwoofer, Panasonic